UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PpNua8snemaBuqs3dPRs2pgnqkWKT1VTDEVwfRi22xM=' 
WHERE 
  key_id = 'c8e820425133b5556bbf1fcf7ae7e440a9eb14295503b17dc6f66235213b63e2' 
  AND (
    token = 'PpNua8snemaBuqs3dPRs2pgnqkWKT1VTDEVwfRi22xM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )